code: def test_images_render_embed():
      image = _gen_image()
      s = image.render_embed()
      assert s is not None
  
file_path: pyecharts/test/test_image.py
imports: from unittest.mock import patch
  from nose.tools import assert_in
  from pyecharts import options
  from pyecharts.components import Image
  from pyecharts.globals import CurrentConfig, NotebookType
label_desc: Use image node_id 5 for calling a global function with example usage: test_images_render_embed() without return types